sin/samba-mirror
1
0
Fork 0
mirror of https://github.com/samba-team/samba.git synced 2025-01-21 18:04:06 +03:00
Code

vfs: Add helper function for non posix ACL modules

Browse Source 
This handles the stat, and fills in the pre-supplied blob into a
wrapper sturcture that can then be returned to vfs_acl_common for
hashing.

Andrew Bartlett

Signed-off-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Christian Ambach <ambi@samba.org>
This commit is contained in:
Andrew Bartlett 2012-10-24 22:39:59 +11:00
parent e650a5fd61
commit 2a2dbf8259
3 changed files with 136 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

102
source3/modules/non_posix_acls.c Normal file
View File

@ -0,0 +1,102 @@
/*
Unix SMB/CIFS implementation.
Access Control List handling
Copyright (C) Andrew Bartlett 2012.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
#include "../librpc/gen_ndr/ndr_xattr.h"
#include "modules/non_posix_acls.h"
int non_posix_sys_acl_blob_get_file_helper(vfs_handle_struct *handle,
const char *path_p,
DATA_BLOB acl_as_blob,
TALLOC_CTX *mem_ctx,
DATA_BLOB *blob)
{
int ret;
TALLOC_CTX *frame = talloc_stackframe();
struct xattr_sys_acl_hash_wrapper acl_wrapper = {};
struct smb_filename *smb_fname = NULL;
NTSTATUS status = create_synthetic_smb_fname_split(frame, path_p,
NULL,
&smb_fname);
if (!NT_STATUS_IS_OK(status)) {
errno = map_errno_from_nt_status(status);
TALLOC_FREE(frame);
return -1;
}
acl_wrapper.acl_as_blob = acl_as_blob;
ret = smb_vfs_call_stat(handle, smb_fname);
if (ret == -1) {
TALLOC_FREE(frame);
return -1;
}
acl_wrapper.owner = smb_fname->st.st_ex_uid;
acl_wrapper.group = smb_fname->st.st_ex_gid;
acl_wrapper.mode = smb_fname->st.st_ex_mode;
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_push_struct_blob(blob, mem_ctx,
&acl_wrapper,
(ndr_push_flags_fn_t)ndr_push_xattr_sys_acl_hash_wrapper))) {
errno = EINVAL;
TALLOC_FREE(frame);
return -1;
}
TALLOC_FREE(frame);
return 0;
}
int non_posix_sys_acl_blob_get_fd_helper(vfs_handle_struct *handle,
files_struct *fsp,
DATA_BLOB acl_as_blob,
TALLOC_CTX *mem_ctx,
DATA_BLOB *blob)
{
SMB_STRUCT_STAT sbuf;
TALLOC_CTX *frame;
struct xattr_sys_acl_hash_wrapper acl_wrapper;
int ret;
frame = talloc_stackframe();
acl_wrapper.acl_as_blob = acl_as_blob;
ret = smb_vfs_call_fstat(handle, fsp, &sbuf);
if (ret == -1) {
TALLOC_FREE(frame);
return -1;
}
acl_wrapper.owner = sbuf.st_ex_uid;
acl_wrapper.group = sbuf.st_ex_gid;
acl_wrapper.mode = sbuf.st_ex_mode;
if (!NDR_ERR_CODE_IS_SUCCESS(ndr_push_struct_blob(blob, mem_ctx,
&acl_wrapper,
(ndr_push_flags_fn_t)ndr_push_xattr_sys_acl_hash_wrapper))) {
errno = EINVAL;
TALLOC_FREE(frame);
return -1;
}
TALLOC_FREE(frame);
return 0;
}

29
source3/modules/non_posix_acls.h Normal file
View File

@ -0,0 +1,29 @@
/*
Unix SMB/CIFS implementation.
Access Control List handling
Copyright (C) Andrew Bartlett 2012.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
int non_posix_sys_acl_blob_get_file_helper(vfs_handle_struct *handle,
const char *path_p,
DATA_BLOB acl_as_blob,
TALLOC_CTX *mem_ctx,
DATA_BLOB *blob);
int non_posix_sys_acl_blob_get_fd_helper(vfs_handle_struct *handle,
files_struct *fsp,
DATA_BLOB acl_as_blob,
TALLOC_CTX *mem_ctx,
DATA_BLOB *blob);

5
source3/modules/wscript_build
View File

@ -55,6 +55,11 @@ bld.SAMBA3_SUBSYSTEM('NFS4_ACLS',
source='nfs4_acls.c',
deps='samba-util tdb')
bld.SAMBA3_LIBRARY('non_posix_acls',
source='non_posix_acls.c',
deps='samba-util vfs',
private_library=True)
bld.SAMBA3_SUBSYSTEM('VFS_AIXACL_UTIL',
source='vfs_aixacl_util.c',
enabled=False) #fixme